[PATCH 0/1][bionic:linux-azure] hv_netvsc: remove ndo_poll_controller

[Tim Gardner]

BugLink: https://bugs.launchpad.net/bugs/1924314

[Impact]

Microsoft has asked to have this patch added to linux-azure-4.15.
SF#00308239

The issue has shown up in a customer environment.

[Test Plan]

Microsoft has said that regular regression testing should be sufficient.

[Where problems could occur]

High CPU utilization with heavy network traffic.

[Other Info]

This patch was merged in v4.20.
It might be appropriate for the mainline 4.15 kernel.